The skill, no, art, of having sexual intercourse with any other human being, in any orifice, by penetrating the opening with either your nose (if it is big enough), or the nose of a clown mask that the pitcher is wearing. Used commonly in conjunction with krumping.
"I totally was krumping, and I did a backflip and I accidentally skunched a bitch!" skunching
by Will Mayo April 19, 2006